#include <stdio.h>

int main()
{
	int i = 1;
	int sum = 0;
	
	printf("start exe\n");
AAA:
	sum = sum + i; // + 1 + 2 + .. + 5	
	i++;  //  2 3
	if(i == 6)
		goto BBB;	
goto AAA;

BBB:
	printf("sum == %d\n",sum);
	
	return 0;
}

